Downey Idaho Climate Data

Monthly Average Climate Data for Downey Idaho

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January13.2 °F32.6 °F1.08 in.
February16.4 °F37.0 °F0.95 in.
March24.3 °F47.5 °F1.48 in.
April30.0 °F56.5 °F1.36 in.
May37.2 °F66.3 °F1.62 in.
June43.1 °F76.9 °F0.83 in.
July49.8 °F88.4 °F0.76 in.
August48.4 °F86.7 °F0.85 in.
September39.8 °F76.0 °F1.35 in.
October30.8 °F60.9 °F1.18 in.
November22.1 °F45.4 °F0.89 in.
December15.0 °F34.0 °F0.79 in.
Annual30.8 °F59 °F13.14 in.

Climate Data for Downey Idaho

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateMay 11 - May 20
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5b : -15°F to -10°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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